Driver killed after tire strikes windshield on I-680 in East Bay

ALAMO, Calif. -- A driver died after a tire came off another vehicle and crashed into his windshield on Interstate Highway 680 near Alamo on Thursday afternoon, the California Highway Patrol said.

The left rear tire of a blue Ford van, headed north on the highway near Stone Valley Road, came loose and bounced over the center divide at about 1:35 p.m., according to the CHP.

The tire went through the windshield of a Toyota Tundra pickup that was traveling southbound, killing the man behind the wheel, according to the CHP. His name was not released. The driver was the only person in the pickup.

It's not known why the tire came off the van. The van driver and his passenger were not injured.